CVE-2023-29545
Published: 19 June 2023
Similar to CVE-2023-28163, this time when choosing 'Save Link As', suggested filenames containing environment variable names would have resolved those in the context of the current user. *This bug only affects Firefox and Thunderbird on Windows. Other versions of Firefox and Thunderbird are unaffected.* This vulnerability affects Firefox < 112, Firefox ESR < 102.10, and Thunderbird < 102.10.
Notes
| Author | Note |
|---|---|
| tyhicks | mozjs contains a copy of the SpiderMonkey JavaScript engine |
| mdeslaur | starting with Ubuntu 22.04, the firefox package is just a script that installs the Firefox snap |
| rodrigo-zaiden | Windows issue only |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
firefox Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(Windows only)
|
| focal |
Not vulnerable
(Windows only)
|
|
| jammy |
Not vulnerable
(Windows only)
|
|
| kinetic |
Not vulnerable
(Windows only)
|
|
| lunar |
Not vulnerable
(Windows only)
|
|
| trusty |
Ignored
(end of standard support)
|
|
| upstream |
Not vulnerable
(debian: Only affects Firefox on Windows)
|
|
| xenial |
Ignored
(end of standard support)
|
|
|
mozjs38 Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
| focal |
Does not exist
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| lunar |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
|
mozjs52 Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
| focal |
Needs triage
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| lunar |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
|
mozjs68 Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
| focal |
Needs triage
|
|
| lunar |
Does not exist
|
|
| trusty |
Does not exist
|
|
| xenial |
Does not exist
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| upstream |
Needs triage
|
|
|
mozjs78 Launchpad, Ubuntu, Debian |
kinetic |
Ignored
(end of life, was needs-triage)
|
| lunar |
Needs triage
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
| bionic |
Does not exist
|
|
| focal |
Does not exist
|
|
| jammy |
Needs triage
|
|
|
mozjs91 Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
| focal |
Does not exist
|
|
| jammy |
Needs triage
|
|
| kinetic |
Does not exist
|
|
| lunar |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
|
thunderbird Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(Windows only)
|
| focal |
Not vulnerable
(Windows only)
|
|
| jammy |
Not vulnerable
(Windows only)
|
|
| kinetic |
Not vulnerable
(Windows only)
|
|
| lunar |
Not vulnerable
(Windows only)
|
|
| trusty |
Ignored
(end of standard support)
|
|
| upstream |
Not vulnerable
(debian: Only affects Thunderbird on Windows)
|
|
| xenial |
Ignored
(end of standard support)
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 6.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | High |
| Availability impact | None |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-29545
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-13/#CVE-2023-29545
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-14/#CVE-2023-29545
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-15/#CVE-2023-29545
- NVD
- Launchpad
- Debian